National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Mostly Cloudy

61°F

16°C

Humidity 94%
Wind Speed Calm
Barometer 30.12 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 3 Aug 6:47 am CDT
Extended Forecast for

Benton ILSimilar City Names

  • Today

    Today: Sunny, with a high near 84. Northeast wind 5 to 9 mph.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 67. Northeast wind around 6 mph becoming calm in the evening.

    Low: 67 °F

    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 83. Calm wind becoming east around 6 mph in the morning.

    High: 83 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 67. East wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 86. Calm wind becoming east southeast around 6 mph in the afternoon.

    High: 86 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 68. Light east wind.

    Low: 68 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 88. Light east southeast wind.

    High: 88 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 69. Light east southeast wind.

    Low: 69 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 90. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 90 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 84. Northeast wind 5 to 9 mph.
Tonight
Mostly cloudy, with a low around 67. Northeast wind around 6 mph becoming calm in the evening.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 83. Calm wind becoming east around 6 mph in the morning.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 67. East wind around 5 mph becoming calm in the evening.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 86. Calm wind becoming east southeast around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 68. Light east wind.
Wednesday
Mostly sunny, with a high near 88. Light east southeast wind.
Wednesday Night
Mostly clear, with a low around 69. Light east southeast wind.
Thursday
Sunny, with a high near 90. Calm wind becoming east southeast around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 69. East southeast wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 92. Calm wind becoming south southeast 5 to 7 mph in the morning.
Friday Night
Mostly clear, with a low around 71. Southeast wind 3 to 6 mph.
Saturday
Sunny, with a high near 93. South wind 3 to 8 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Benton ILSimilar City Names
 38°N 88.93°W
Last Update:
5:31 am CDT Aug 3, 2025
Forecast Valid:
7am CDT Aug 3, 2025-6pm CDT Aug 9, 2025
 
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Additional Resources

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